window.onerror = null;

var ver4 = (navigator.appVersion.charAt(0) >= "4");
var NN4  = ver4 && (navigator.appName.charAt(0) == "N");
var IE4  = ver4 && (navigator.appName.charAt(0) == "M");
var NN3  = ((navigator.appVersion.charAt(0) == "3") &&
            (navigator.appName.charAt(0) == "N"));


//MENU1
if(NN3 || NN4 || IE4){
var img_a = new Array();
img_a[11] = new Image(); img_a[11].src = "/img/button/n_hMenu1a.gif"
img_a[12] = new Image(); img_a[12].src = "/img/button/n_hMenu2a.gif"
img_a[13] = new Image(); img_a[13].src = "/img/button/n_hMenu3a.gif"
img_a[14] = new Image(); img_a[14].src = "/img/button/n_hMenu4a.gif"
img_a[15] = new Image(); img_a[15].src = "/img/button/n_hMenu5a.gif"
img_a[16] = new Image(); img_a[16].src = "/img/button/n_hMenu6a.gif"
img_a[17] = new Image(); img_a[17].src = "/img/button/n_hMenu7a.gif"
img_a[18] = new Image(); img_a[18].src = "/img/button/n_hMenu8a.gif"

img_a[111] = new Image(); img_a[111].src = "/img/button/n_hMenu1b.gif"
img_a[112] = new Image(); img_a[112].src = "/img/button/n_hMenu2b.gif"
img_a[113] = new Image(); img_a[113].src = "/img/button/n_hMenu3b.gif"
img_a[114] = new Image(); img_a[114].src = "/img/button/n_hMenu4b.gif"
img_a[115] = new Image(); img_a[115].src = "/img/button/n_hMenu5b.gif"
img_a[116] = new Image(); img_a[116].src = "/img/button/n_hMenu6b.gif"
img_a[117] = new Image(); img_a[117].src = "/img/button/n_hMenu7b.gif"
img_a[118] = new Image(); img_a[118].src = "/img/button/n_hMenu8b.gif"
}

function A_in(nam,num){
if(NN3 || NN4 || IE4) document.images[nam].src = img_a[num].src;
}

function A_out(nam,num){
if(NN3 || NN4 || IE4) document.images[nam].src = img_a[num].src;
return false;
}